When the weather drops put away your sun hat and get out Tilley's Tec-Wool Hat, an ideal addition to your winter wardrobe. This hat uses c_change™ by Schoeller® Switzerland membrane to ensure constant comfort.The hat features discreet tuck away ear warmers that can be pulled down in cool weather, and the outer fabric repels both rain & snow.Features:Guaranteed for lifeInsured against lossExcellent sun protectionRepels rainSecret pocketTies on in the windMachine washable ( WON'T SHRINK)Material:Outer: 88% wool; 12% polyurethaneLining: 100% PolyesterWeight: 4.8 oz / 136 gThe fabrics of all Tilley Hats have been certified to block 98% of harmful UVA/UVB radiation and deliver an ultraviolet factor (UPF) of 50+, the maximum rating is given.Brim Measurements (size 7 3/8):- Front: 2 5/8"- Back: 2 3/4"- Sides: 2 1/8"Size Assistance:54.5 cm = 6 7/855.5 cm = 756.5 cms = 7 1/8 - Average womans size *57.5 cms = 7 1/458.5 cms = 7 3/8 - Average mens size59.5 cms = 7 1/260.5 cms = 7 5/861.5 cms = 7 3/4 *62.5 cms = 7 7/863.5 cms = 864.5 cms = 8 +Care:Wash it frequently or non-removable sweat stains will mar it and possibly rot it. Machine wash on delicate cycle separately or hand wash in cool water. Do not use bleach as it remains inside the Hat, slowly rotting it. Smooth and reshape the Hat by hand and set it out to air dry. When the Hat is dry, simply re-stretch it, as an American sailor showed, by putting your knee in the crown, and pulling firmly on the opposite side. Tilley TTW2 Tec-Wool Hat | Black